From jnilsson@clari.net Sat Aug 12 00:05:58 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!clari!jnilsson From: jnilsson@clari.net (Jen Nilsson) Newsgroups: comp.dsp Subject: [FLAME] stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Aug12.000558.9103@clari.net> Date: Sat, 12 Aug 1995 00:05:58 GMT Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: WinVN 0.99.5 Lines: 11 Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- Jen Nilsson US Robotics Courier V.34 @ ISDN 64k bps "5 sigma is a discovery. 7 is a question." From mlopez@pipeline.com Sat Aug 12 13:51:58 1995 Path: ashpoly!cascade!mxgate!coyoacan!pipeline!mlopez From: mlopez@pipeline.com (Mateo López) Newsgroups: comp.dsp Subject: Re: [FLAME] stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Aug12.135158.3939@pipeline.com> Date: Sat, 12 Aug 1995 13:51:58 GMT References: <1995Aug12.000558.9103@clari.net> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1995Aug12.000558.9103@clari.net>, jnilsson@clari.net (Jen Nilsson) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. > Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Compiled cleanly under gcc -O2 on my Slackware box. The adaptive Costas loop is rock solid even on my scratched US copy. -- Mateo López *PLONK* filter active for trolls. Atari Falcon 030 - NetBSD 1.0 From ksantos@kiae.su Mon Aug 14 01:28:58 1995 Path: ashpoly!cascade!transat!eunet-de!hansebox!kiae!ksantos From: ksantos@kiae.su (Karen Santos) Newsgroups: comp.dsp Subject: Re: [FLAME] stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Aug14.012858.2320@kiae.su> Date: Mon, 14 Aug 1995 01:28:58 GMT References: <1995Aug12.000558.9103@clari.net> Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Aug12.000558.9103@clari.net>, jnilsson@clari.net (Jen Nilsson) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. > Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Tar.gz archive gave a CRC error with PKUNZIP. Make sure you upload in binary mode, not ASCII! -- Karen Santos US Robotics Courier V.34 @ 9600 Telebit bps "Marcus is not one man."